VITAMIN B12, antibiotics and egg hatchability.
D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D006801:Humans; D008460:Meat; D011200:Poultry; D014805:Vitamin B 12 / Q000494:pharmacology*; D014803:Vitamin B Complex
D000900:Anti-Bacterial Agents; D014803:Vitamin B Complex; D014805:Vitamin B 12
ANTIBIOTICS/effects; FOWLS, DOMESTIC; VITAMIN B12/effects